Bathtub



FIG. 1 is a top, left end perspective view of a bathtub showing my newdesign;

FIG. 2 is a top, right end perspective view thereof;

FIG. 3 is a right end elevational view thereof;

FIG. 4 is a side elevational view thereof, the opposite side being amirror image;

FIG. 5 is a top plan view thereof.

The ornamental design for a bathtub, as shown and described.